Some of these structures, such as those belonging 
Some of these structures, such as those belonging to organisms in desert environments, undergo a namesake "hibernation," which is not to be confused with a related phenomenon in which they require light or heat to break out of their dormancy. These structures sometimes contain radicles and hypocotyls, and in many cases possess a namesake hard "coat." Usually dispersed by water, wind, and animals who consume them, these plant structures contain either one or two cotyledons. For 10 points, identify this embryo-containing plant structure found in certain fruits.
Some of these structures, such as those belonging to organisms in desert environments, undergo a namesake "hibernation," which is not to be confused with a related phenomenon in which they require light or heat to break out of their dormancy.
{seeds}